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/*=========================================================================
Program: OpenIGTLink Library
Module: $RCSfile: $
Language: C
Date: $Date: $
Version: $Revision: $
Copyright (c) Insight Software Consortium. All rights reserved.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "igtl_types.h"
#include "igtl_header.h"
#include "igtl_string.h"
#include "igtl_util.h"
#include <string.h>
#include <stdio.h>
#define EXIT_SUCCESS 0
#define EXIT_FAILURE 1
/* Include serialized test data (gold standard) */
#include "igtl_test_data_string.h"
#pragma pack(1)
#define IGTL_STRING_TEST_STRING "Welcome to OpenIGTLink"
#define IGTL_STRING_TEST_STRING_LEN 22
/* Test string message data (6-ch 64-bit float data, m/s^2) */
struct string_message {
igtl_header header;
igtl_string_header string_header;
igtl_uint8 string[IGTL_STRING_TEST_STRING_LEN];
};
#pragma pack()
int main( int argc, char * argv [] )
{
struct string_message message;
/*igtl_uint64 crc;*/
int r;
int s;
// Test structure size
if (sizeof(message) != IGTL_HEADER_SIZE+IGTL_STRING_HEADER_SIZE+IGTL_STRING_TEST_STRING_LEN)
{
fprintf(stdout, "Invalid size of image message structure.\n");
return EXIT_FAILURE;
}
/* Set dummy string header and values */
message.string_header.encoding = 3;
message.string_header.length = IGTL_STRING_TEST_STRING_LEN;
strncpy((char*)message.string, IGTL_STRING_TEST_STRING, IGTL_STRING_TEST_STRING_LEN);
igtl_string_convert_byte_order(&(message.string_header));
/* Set header */
message.header.header_version = 1;
strncpy( (char*)&(message.header.name), "STRING", 12 );
strncpy( (char*)&(message.header.device_name), "DeviceName", 20 );
message.header.timestamp = 1234567892;
message.header.body_size = IGTL_STRING_HEADER_SIZE + IGTL_STRING_TEST_STRING_LEN;
message.header.crc = igtl_string_get_crc(&(message.string_header), (void*) message.string);
igtl_header_convert_byte_order( &(message.header) );
/* Dumping data -- for testing */
/*
FILE *fp;
fp = fopen("string.bin", "w");
fwrite(&(message.header), IGTL_HEADER_SIZE+IGTL_STRING_HEADER_SIZE + IGTL_STRING_TEST_STRING_LEN, 1, fp);
fclose(fp);
*/
/* Compare the serialized byte array with the gold standard */
r = memcmp((const void*)&message, (const void*)test_string_message,
IGTL_HEADER_SIZE+IGTL_STRING_HEADER_SIZE+IGTL_STRING_TEST_STRING_LEN);
if (r == 0)
{
return EXIT_SUCCESS;
}
else
{
/* Print first 256 bytes as HEX values in STDERR for debug */
s = IGTL_HEADER_SIZE+IGTL_STRING_HEADER_SIZE+IGTL_STRING_TEST_STRING_LEN;
if (s > 256)
{
s = 256;
}
fprintf(stdout, "\n===== First %d bytes of the test message =====\n", s);
igtl_message_dump_hex(stdout, (const void*)&message, s);
return EXIT_FAILURE;
}
}
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